Modify the XSLT stylesheet used in the XML::LibXSLT example shown in Listing 8.8 to filter one of the fields from the output HTML table. Hint: look at the XSLT stylesheet that was used to perform the filtering in the example shown in Listing 8.12.
Modify the XML::Sablotron example in Listing 8.12, so that instead of removing the proprietary elements, the character data inside the proprietary elements is replaced with the string " PROPRIETARY ." So, the customer elements in the output document would look like this: